(5S,10S)-methyl 10-(tert-butoxycarbonylamino)-3,11-dioxo-1,4-diazacycloundec-7-ene-5-carboxylate 在
palladium 10% on activated carbon 、
氢气 作用下,
以
乙酸乙酯 为溶剂,
以87%的产率得到(5S,10S)-methyl 10-(tert-butoxycarbonylamino)-3,11-dioxo-1,4-diazacycloundecane-5-carboxylate